use solana_runtime::builtins::{Builtin, BuiltinFeatureTransition, Builtins};

macro_rules! to_builtin {
    ($b:expr) => {
        Builtin::new(&$b.0, $b.1, $b.2)
    };
}

/// Builtin programs that are always available
fn genesis_builtins(bpf_jit: bool) -> Vec<Builtin> {
    // Currently JIT is not supported on the BPF VM:
    // !x86_64: https://github.com/qmonnet/rbpf/issues/48
    // Windows: https://github.com/solana-labs/rbpf/issues/217
    #[cfg(any(not(target_arch = "x86_64"), target_family = "windows"))]
    let bpf_jit = {
        if bpf_jit {
            info!("BPF JIT is not supported on this target");
        }
        false
    };

    vec![
        to_builtin!(solana_bpf_loader_deprecated_program!()),
        if bpf_jit {
            to_builtin!(solana_bpf_loader_program_with_jit!())
        } else {
            to_builtin!(solana_bpf_loader_program!())
        },
        if bpf_jit {
            to_builtin!(solana_bpf_loader_upgradeable_program_with_jit!())
        } else {
            to_builtin!(solana_bpf_loader_upgradeable_program!())
        },
    ]
}

/// Dynamic feature transitions for builtin programs
fn builtin_feature_transitions() -> Vec<BuiltinFeatureTransition> {
    vec![]
}

pub(crate) fn get(bpf_jit: bool) -> Builtins {
    Builtins {
        genesis_builtins: genesis_builtins(bpf_jit),
        feature_transitions: builtin_feature_transitions(),
    }
}